1. School of Electrical Engineering and Computer Science; Chungbuk National University; 1 Chungdae-ro, Seowon-gu, Cheongju-si Chungbuk Korea
2. Department of Biochemistry & Medical Research Center, College of Medicine; Chungbuk National University; 1 Chungdae-ro, Seowon-gu, Cheongju-si Chungbuk Korea